ArticleIssue Date2014CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.8, no.6, pp 1881 - 1900PublisherKSII-KOR SOC INTERNET INFORMATION
ArticleIssue Date2012CitationKSII TRANSACTIONS ON INTERNET AND INFORMATION SYSTEMS, v.6, no.9, pp 2323 - 2340PublisherKSII-KOR SOC INTERNET INFORMATION